Business Segment Data - Narrative (Details) $ in Millions	3 Months Ended	9 Months Ended
	Sep. 25, 2026 USD ($)	Sep. 25, 2026 USD ($) segment1	Dec. 26, 2025 USD ($)
Segment Reporting [Line Items]
Number of reportable segments | segment1		4
Property, plant and equipment, net	$ 1,209.5	$ 1,209.5	$ 1,119.5
Assets	3,468.9	3,468.9	3,059.0
North America
Segment Reporting [Line Items]
Property, plant and equipment, net	219.5	219.5	122.9
Assets	1,012.6	1,012.6	624.7
Europe
Segment Reporting [Line Items]
Property, plant and equipment, net	30.7	30.7	29.2
Assets	402.7	402.7	350.3
Middle East
Segment Reporting [Line Items]
Property, plant and equipment, net	45.7	45.7	47.2
Assets	213.8	213.8	214.1
Africa
Segment Reporting [Line Items]
Property, plant and equipment, net	38.4	38.4	38.2
Assets	173.7	173.7	161.2
Asia
Segment Reporting [Line Items]
Property, plant and equipment, net	44.7	44.7	46.2
Assets	160.0	160.0	163.8
Central America
Segment Reporting [Line Items]
Property, plant and equipment, net	618.5	618.5	626.0
Assets	1,081.4	1,081.4	1,082.7
South America
Segment Reporting [Line Items]
Property, plant and equipment, net	42.5	42.5	44.5
Assets	102.1	102.1	105.2
Maritime Equipment
Segment Reporting [Line Items]
Property, plant and equipment, net	163.3	163.3	160.2
Assets	182.3	182.3	176.0
Corporate Segment
Segment Reporting [Line Items]
Property, plant and equipment, net	6.2	6.2	5.1
Assets	$ 140.3	$ 140.3	$ 181.0
Costa Rica | Property, Plant and Equipment | Geographic Concentration Risk
Segment Reporting [Line Items]
Concentration risk (as a percent)	38.00%
Primary Business
Segment Reporting [Line Items]
Number of reportable segments | segment1		3
Other Ancillary Business
Segment Reporting [Line Items]
Number of reportable segments | segment1		1